PEMEX Investor Presentation

PEMEX® Composition of Debt Outstanding Debt US$55.9 billion (1) as of June 30, 2012 By currency* Dollar 67% By instrument* Int. Bonds 55% By interest rate Euros UDIS 10% .3% British Pounds 2% Yens Floating 34% Fixed 66% 4% Pesos 13% -Swiss Francs 1% By currency exposure* Euro 2% Cebures 15% ECAS 15% Int. Bank Peso Loans 10% Dollar 82% 16% Domestic Bank Loans 1% Others 4% www.pemex.com (*) does not include accrual interest 38 C-0022, Pemex Investor Presentation (Sept. 2012)

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